the napa and russian rivers are both under a flood warning. they're expected to rise above flood stage tomorrow on the napa and then early monday in guerneville. this is how the russian river looked this afternoon. fast moving and clearly over its banks right now but expected to crest at about 4 feet above flood stage in the next 36 hours causing major flooding on roads and bridges. don knapp is along the river in napa where the river is expected to crest above flood stage. >> reporter: focuses may not have been aware of the flood stage. the river has been behaving itself and until an hour ago there wasn't any rain. there is rain now. people are away of the projections and they're getting ready. so far the napa river remains within its banks but it's expected to flood near st. helena tomorrow around noon. folks in rural areas and parts of napa aren't taking any chances. city trucks have delivered 50 tons of sand to this 1st street and freeway drive and folks are filling bags as quickly as the sand came in. 2000 bags so far were loaded up and s